Home / 13,593.38-20,398.41-5,274.27

Finding the Fourth Proportional to 13,593.38, 20,398.41 and 5,274.27

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Solution

The fourth proportional to 13,593.38, 20,398.41 and 5,274.27 is: 7,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.38 : 20,398.41 = 5,274.27 : x
  2. Step 2: Convert to fraction form
    13,593.38/20,398.41 = 5,274.27/x
  3. Step 3: Cross multiply
    13,593.38x = 20,398.41 × 5,274.27
  4. Step 4: Simplify right side
    13,593.38x = 107,586,721.91
  5. Step 5: Solve for x
    x = 107,586,721.91/13,593.38
  6. Step 6: Final answer
    x = 7,914.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.